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qt-creator/src/plugins/vcsbase/vcsbaseclient.cpp

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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Brian McGillion & Hugues Delorme
**
** Contact: http://www.qt-project.org/
**
**
** GNU Lesser General Public License Usage
**
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** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
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** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**************************************************************************/
#include "command.h"
#include "vcsbaseclient.h"
#include "vcsbaseconstants.h"
#include "vcsbaseclientsettings.h"
#include "vcsbaseeditorparameterwidget.h"
#include <coreplugin/icore.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/vcsmanager.h>
#include <utils/qtcassert.h>
#include <utils/synchronousprocess.h>
#include <vcsbase/vcsbaseeditor.h>
#include <vcsbase/vcsbaseoutputwindow.h>
#include <vcsbase/vcsbaseplugin.h>
#include <QStringList>
#include <QSharedPointer>
#include <QDir>
#include <QProcess>
#include <QSignalMapper>
#include <QTextCodec>
#include <QtDebug>
#include <QFileInfo>
#include <QByteArray>
#include <QMetaType>
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/*!
\class VcsBase::VcsBaseClient
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\brief Base class for Mercurial and Bazaar 'clients'.
Provides base functionality for common commands (diff, log, etc).
\sa VcsBase::VcsJobRunner
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*/
Q_DECLARE_METATYPE(QVariant)
inline Core::IEditor *locateEditor(const char *property, const QString &entry)
{
foreach (Core::IEditor *ed, Core::ICore::editorManager()->openedEditors())
if (ed->document()->property(property).toString() == entry)
return ed;
return 0;
}
namespace {
VcsBase::VcsBaseOutputWindow *vcsOutputWindow()
{
return VcsBase::VcsBaseOutputWindow::instance();
}
}
namespace VcsBase {
class VcsBaseClientPrivate
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{
public:
VcsBaseClientPrivate(VcsBaseClient *client, VcsBaseClientSettings *settings);
void statusParser(QByteArray data);
void annotateRevision(QString source, QString change, int lineNumber);
void saveSettings();
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void bindCommandToEditor(Command *cmd, VcsBaseEditorWidget *editor);
void commandFinishedGotoLine(QObject *editorObject);
VcsBaseClientSettings *m_clientSettings;
QSignalMapper *m_cmdFinishedMapper;
private:
VcsBaseClient *m_client;
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};
VcsBaseClientPrivate::VcsBaseClientPrivate(VcsBaseClient *client, VcsBaseClientSettings *settings) :
m_clientSettings(settings),
m_cmdFinishedMapper(new QSignalMapper(client)),
m_client(client)
{
}
void VcsBaseClientPrivate::statusParser(QByteArray data)
{
QList<VcsBaseClient::StatusItem> lineInfoList;
QStringList rawStatusList = QTextCodec::codecForLocale()->toUnicode(data).split(QLatin1Char('\n'));
foreach (const QString &string, rawStatusList) {
const VcsBaseClient::StatusItem lineInfo = m_client->parseStatusLine(string);
if (!lineInfo.flags.isEmpty() && !lineInfo.file.isEmpty())
lineInfoList.append(lineInfo);
}
emit m_client->parsedStatus(lineInfoList);
}
void VcsBaseClientPrivate::annotateRevision(QString source, QString change, int lineNumber)
{
// This might be invoked with a verbose revision description
// "SHA1 author subject" from the annotation context menu. Strip the rest.
const int blankPos = change.indexOf(QLatin1Char(' '));
if (blankPos != -1)
change.truncate(blankPos);
const QFileInfo fi(source);
m_client->annotate(fi.absolutePath(), fi.fileName(), change, lineNumber);
}
void VcsBaseClientPrivate::saveSettings()
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{
m_clientSettings->writeSettings(Core::ICore::settings());
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}
void VcsBaseClientPrivate::bindCommandToEditor(Command *cmd, VcsBaseEditorWidget *editor)
{
QObject::connect(cmd, SIGNAL(finished(bool,int,QVariant)), m_cmdFinishedMapper, SLOT(map()));
m_cmdFinishedMapper->setMapping(cmd, editor);
}
void VcsBaseClientPrivate::commandFinishedGotoLine(QObject *editorObject)
{
VcsBase::VcsBaseEditorWidget *editor = qobject_cast<VcsBase::VcsBaseEditorWidget *>(editorObject);
Command *cmd = qobject_cast<Command *>(m_cmdFinishedMapper->mapping(editor));
if (editor && cmd) {
if (cmd->lastExecutionSuccess() && cmd->cookie().type() == QVariant::Int) {
const int line = cmd->cookie().toInt();
if (line >= 0)
editor->gotoLine(line);
}
m_cmdFinishedMapper->removeMappings(cmd);
}
}
VcsBaseClient::StatusItem::StatusItem(const QString &s, const QString &f) :
flags(s), file(f)
{
}
VcsBaseClient::VcsBaseClient(VcsBaseClientSettings *settings) :
d(new VcsBaseClientPrivate(this, settings))
{
qRegisterMetaType<QVariant>();
connect(Core::ICore::instance(), SIGNAL(saveSettingsRequested()), this, SLOT(saveSettings()));
connect(d->m_cmdFinishedMapper, SIGNAL(mapped(QObject*)), this, SLOT(commandFinishedGotoLine(QObject*)));
}
VcsBaseClient::~VcsBaseClient()
{
delete d;
}
bool VcsBaseClient::synchronousCreateRepository(const QString &workingDirectory,
const QStringList &extraOptions)
{
QStringList args(vcsCommandString(CreateRepositoryCommand));
args << extraOptions;
QByteArray outputData;
if (!vcsFullySynchronousExec(workingDirectory, args, &outputData))
return false;
QString output = QString::fromLocal8Bit(outputData);
output.remove(QLatin1Char('\r'));
::vcsOutputWindow()->append(output);
resetCachedVcsInfo(workingDirectory);
return true;
}
bool VcsBaseClient::synchronousClone(const QString &workingDir,
const QString &srcLocation,
const QString &dstLocation,
const QStringList &extraOptions)
{
QStringList args;
args << vcsCommandString(CloneCommand)
<< extraOptions << srcLocation << dstLocation;
QByteArray stdOut;
const bool cloneOk = vcsFullySynchronousExec(workingDir, args, &stdOut);
resetCachedVcsInfo(workingDir);
return cloneOk;
}
bool VcsBaseClient::synchronousAdd(const QString &workingDir, const QString &filename,
const QStringList &extraOptions)
{
QStringList args;
args << vcsCommandString(AddCommand) << extraOptions << filename;
QByteArray stdOut;
return vcsFullySynchronousExec(workingDir, args, &stdOut);
}
bool VcsBaseClient::synchronousRemove(const QString &workingDir, const QString &filename,
const QStringList &extraOptions)
{
QStringList args;
args << vcsCommandString(RemoveCommand) << extraOptions << filename;
QByteArray stdOut;
return vcsFullySynchronousExec(workingDir, args, &stdOut);
}
bool VcsBaseClient::synchronousMove(const QString &workingDir,
const QString &from, const QString &to,
const QStringList &extraOptions)
{
QStringList args;
args << vcsCommandString(MoveCommand) << extraOptions << from << to;
QByteArray stdOut;
return vcsFullySynchronousExec(workingDir, args, &stdOut);
}
bool VcsBaseClient::synchronousPull(const QString &workingDir,
const QString &srcLocation,
const QStringList &extraOptions)
{
QStringList args;
args << vcsCommandString(PullCommand) << extraOptions << srcLocation;
// Disable UNIX terminals to suppress SSH prompting
const unsigned flags =
VcsBase::VcsBasePlugin::SshPasswordPrompt
| VcsBase::VcsBasePlugin::ShowStdOutInLogWindow
| VcsBase::VcsBasePlugin::ShowSuccessMessage;
const Utils::SynchronousProcessResponse resp = vcsSynchronousExec(workingDir, args, flags);
const bool ok = resp.result == Utils::SynchronousProcessResponse::Finished;
if (ok)
emit changed(QVariant(workingDir));
return ok;
}
bool VcsBaseClient::synchronousPush(const QString &workingDir,
const QString &dstLocation,
const QStringList &extraOptions)
{
QStringList args;
args << vcsCommandString(PushCommand) << extraOptions << dstLocation;
// Disable UNIX terminals to suppress SSH prompting
const unsigned flags =
VcsBase::VcsBasePlugin::SshPasswordPrompt
| VcsBase::VcsBasePlugin::ShowStdOutInLogWindow
| VcsBase::VcsBasePlugin::ShowSuccessMessage;
const Utils::SynchronousProcessResponse resp = vcsSynchronousExec(workingDir, args, flags);
return resp.result == Utils::SynchronousProcessResponse::Finished;
}
bool VcsBaseClient::vcsFullySynchronousExec(const QString &workingDir,
const QStringList &args,
QByteArray *output)
{
QProcess vcsProcess;
if (!workingDir.isEmpty())
vcsProcess.setWorkingDirectory(workingDir);
vcsProcess.setProcessEnvironment(processEnvironment());
const QString binary = settings()->stringValue(VcsBaseClientSettings::binaryPathKey);
::vcsOutputWindow()->appendCommand(workingDir, binary, args);
vcsProcess.start(binary, args);
if (!vcsProcess.waitForStarted()) {
::vcsOutputWindow()->appendError(tr("Unable to start process '%1': %2")
.arg(QDir::toNativeSeparators(binary), vcsProcess.errorString()));
return false;
}
vcsProcess.closeWriteChannel();
QByteArray stdErr;
const int timeoutSec = settings()->intValue(VcsBaseClientSettings::timeoutKey);
if (!Utils::SynchronousProcess::readDataFromProcess(vcsProcess, timeoutSec * 1000,
output, &stdErr, true)) {
Utils::SynchronousProcess::stopProcess(vcsProcess);
::vcsOutputWindow()->appendError(tr("Timed out after %1s waiting for the process %2 to finish.")
.arg(timeoutSec).arg(binary));
return false;
}
if (!stdErr.isEmpty())
::vcsOutputWindow()->append(QString::fromLocal8Bit(stdErr));
return vcsProcess.exitStatus() == QProcess::NormalExit && vcsProcess.exitCode() == 0;
}
Utils::SynchronousProcessResponse VcsBaseClient::vcsSynchronousExec(
const QString &workingDirectory,
const QStringList &args,
unsigned flags,
QTextCodec *outputCodec)
{
const QString binary = settings()->stringValue(VcsBaseClientSettings::binaryPathKey);
const int timeoutSec = settings()->intValue(VcsBaseClientSettings::timeoutKey);
return VcsBase::VcsBasePlugin::runVcs(workingDirectory, binary, args,
timeoutSec * 1000, flags, outputCodec);
}
void VcsBaseClient::annotate(const QString &workingDir, const QString &file,
const QString revision /* = QString() */,
int lineNumber /* = -1 */,
const QStringList &extraOptions)
{
Q_UNUSED(lineNumber)
const QString vcsCmdString = vcsCommandString(AnnotateCommand);
QStringList args;
args << vcsCmdString << revisionSpec(revision) << extraOptions << file;
const QString kind = vcsEditorKind(AnnotateCommand);
const QString id = VcsBase::VcsBaseEditorWidget::getSource(workingDir, QStringList(file));
const QString title = vcsEditorTitle(vcsCmdString, id);
const QString source = VcsBase::VcsBaseEditorWidget::getSource(workingDir, file);
VcsBase::VcsBaseEditorWidget *editor = createVcsEditor(kind, title, source, true,
vcsCmdString.toLatin1().constData(), id);
Command *cmd = createCommand(workingDir, editor);
cmd->setCookie(lineNumber);
enqueueJob(cmd, args);
}
void VcsBaseClient::diff(const QString &workingDir, const QStringList &files,
const QStringList &extraOptions)
{
const QString vcsCmdString = vcsCommandString(DiffCommand);
const QString kind = vcsEditorKind(DiffCommand);
const QString id = VcsBase::VcsBaseEditorWidget::getTitleId(workingDir, files);
const QString title = vcsEditorTitle(vcsCmdString, id);
const QString source = VcsBase::VcsBaseEditorWidget::getSource(workingDir, files);
VcsBase::VcsBaseEditorWidget *editor = createVcsEditor(kind, title, source, true,
vcsCmdString.toLatin1().constData(), id);
editor->setDiffBaseDirectory(workingDir);
VcsBaseEditorParameterWidget *paramWidget = createDiffEditor(workingDir, files, extraOptions);
if (paramWidget != 0) {
connect(editor, SIGNAL(diffChunkReverted(VcsBase::DiffChunk)),
paramWidget, SLOT(executeCommand()));
editor->setConfigurationWidget(paramWidget);
}
QStringList args;
const QStringList paramArgs = paramWidget != 0 ? paramWidget->arguments() : QStringList();
args << vcsCmdString << extraOptions << paramArgs << files;
enqueueJob(createCommand(workingDir, editor), args);
}
void VcsBaseClient::log(const QString &workingDir, const QStringList &files,
const QStringList &extraOptions,
bool enableAnnotationContextMenu)
{
const QString vcsCmdString = vcsCommandString(LogCommand);
const QString kind = vcsEditorKind(LogCommand);
const QString id = VcsBase::VcsBaseEditorWidget::getTitleId(workingDir, files);
const QString title = vcsEditorTitle(vcsCmdString, id);
const QString source = VcsBase::VcsBaseEditorWidget::getSource(workingDir, files);
VcsBase::VcsBaseEditorWidget *editor = createVcsEditor(kind, title, source, true,
vcsCmdString.toLatin1().constData(), id);
editor->setFileLogAnnotateEnabled(enableAnnotationContextMenu);
VcsBaseEditorParameterWidget *paramWidget = createLogEditor(workingDir, files, extraOptions);
if (paramWidget != 0)
editor->setConfigurationWidget(paramWidget);
QStringList args;
const QStringList paramArgs = paramWidget != 0 ? paramWidget->arguments() : QStringList();
args << vcsCmdString << extraOptions << paramArgs << files;
enqueueJob(createCommand(workingDir, editor), args);
}
void VcsBaseClient::revertFile(const QString &workingDir,
const QString &file,
const QString &revision,
const QStringList &extraOptions)
{
QStringList args(vcsCommandString(RevertCommand));
args << revisionSpec(revision) << extraOptions << file;
// Indicate repository change or file list
Command *cmd = createCommand(workingDir);
cmd->setCookie(QStringList(workingDir + QLatin1Char('/') + file));
connect(cmd, SIGNAL(success(QVariant)), this, SIGNAL(changed(QVariant)), Qt::QueuedConnection);
enqueueJob(cmd, args);
}
void VcsBaseClient::revertAll(const QString &workingDir, const QString &revision,
const QStringList &extraOptions)
{
QStringList args(vcsCommandString(RevertCommand));
args << revisionSpec(revision) << extraOptions;
// Indicate repository change or file list
Command *cmd = createCommand(workingDir);
cmd->setCookie(QStringList(workingDir));
connect(cmd, SIGNAL(success(QVariant)), this, SIGNAL(changed(QVariant)), Qt::QueuedConnection);
enqueueJob(createCommand(workingDir), args);
}
void VcsBaseClient::status(const QString &workingDir, const QString &file,
const QStringList &extraOptions)
{
QStringList args(vcsCommandString(StatusCommand));
args << extraOptions << file;
::vcsOutputWindow()->setRepository(workingDir);
Command *cmd = createCommand(workingDir, 0, VcsWindowOutputBind);
connect(cmd, SIGNAL(finished(bool,int,QVariant)), ::vcsOutputWindow(), SLOT(clearRepository()),
Qt::QueuedConnection);
enqueueJob(cmd, args);
}
void VcsBaseClient::emitParsedStatus(const QString &repository, const QStringList &extraOptions)
{
QStringList args(vcsCommandString(StatusCommand));
args << extraOptions;
Command *cmd = createCommand(repository);
connect(cmd, SIGNAL(outputData(QByteArray)), this, SLOT(statusParser(QByteArray)));
enqueueJob(cmd, args);
}
QString VcsBaseClient::vcsCommandString(VcsCommand cmd) const
{
switch (cmd) {
case CreateRepositoryCommand: return QLatin1String("init");
case CloneCommand: return QLatin1String("clone");
case AddCommand: return QLatin1String("add");
case RemoveCommand: return QLatin1String("remove");
case MoveCommand: return QLatin1String("rename");
case PullCommand: return QLatin1String("pull");
case PushCommand: return QLatin1String("push");
case CommitCommand: return QLatin1String("commit");
case ImportCommand: return QLatin1String("import");
case UpdateCommand: return QLatin1String("update");
case RevertCommand: return QLatin1String("revert");
case AnnotateCommand: return QLatin1String("annotate");
case DiffCommand: return QLatin1String("diff");
case LogCommand: return QLatin1String("log");
case StatusCommand: return QLatin1String("status");
}
return QString();
}
void VcsBaseClient::import(const QString &repositoryRoot, const QStringList &files,
const QStringList &extraOptions)
{
QStringList args(vcsCommandString(ImportCommand));
args << extraOptions << files;
enqueueJob(createCommand(repositoryRoot), args);
}
void VcsBaseClient::view(const QString &source, const QString &id,
const QStringList &extraOptions)
{
QStringList args;
args << extraOptions << revisionSpec(id);
const QString kind = vcsEditorKind(DiffCommand);
const QString title = vcsEditorTitle(vcsCommandString(LogCommand), id);
VcsBase::VcsBaseEditorWidget *editor = createVcsEditor(kind, title, source,
true, "view", id);
const QFileInfo fi(source);
const QString workingDirPath = fi.isFile() ? fi.absolutePath() : source;
enqueueJob(createCommand(workingDirPath, editor), args);
}
void VcsBaseClient::update(const QString &repositoryRoot, const QString &revision,
const QStringList &extraOptions)
{
QStringList args(vcsCommandString(UpdateCommand));
args << revisionSpec(revision) << extraOptions;
Command *cmd = createCommand(repositoryRoot);
cmd->setCookie(repositoryRoot);
cmd->setUnixTerminalDisabled(VcsBase::VcsBasePlugin::isSshPromptConfigured());
connect(cmd, SIGNAL(success(QVariant)), this, SIGNAL(changed(QVariant)), Qt::QueuedConnection);
enqueueJob(cmd, args);
}
void VcsBaseClient::commit(const QString &repositoryRoot,
const QStringList &files,
const QString &commitMessageFile,
const QStringList &extraOptions)
{
// Handling of commitMessageFile is a bit tricky :
// VcsBaseClient cannot do something with it because it doesn't know which
// option to use (-F ? but sub VCS clients might require a different option
// name like -l for hg ...)
//
// So descendants of VcsBaseClient *must* redefine commit() and extend
// extraOptions with the usage for commitMessageFile (see BazaarClient::commit()
// for example)
Q_UNUSED(commitMessageFile);
QStringList args(vcsCommandString(CommitCommand));
args << extraOptions << files;
enqueueJob(createCommand(repositoryRoot), args);
}
VcsBaseClientSettings *VcsBaseClient::settings() const
{
return d->m_clientSettings;
}
VcsBaseEditorParameterWidget *VcsBaseClient::createDiffEditor(const QString &workingDir,
const QStringList &files,
const QStringList &extraOptions)
{
Q_UNUSED(workingDir);
Q_UNUSED(files);
Q_UNUSED(extraOptions);
return 0;
}
VcsBaseEditorParameterWidget *VcsBaseClient::createLogEditor(const QString &workingDir,
const QStringList &files,
const QStringList &extraOptions)
{
Q_UNUSED(workingDir);
Q_UNUSED(files);
Q_UNUSED(extraOptions);
return 0;
}
QString VcsBaseClient::vcsEditorTitle(const QString &vcsCmd, const QString &sourceId) const
{
const QString binary = settings()->stringValue(VcsBaseClientSettings::binaryPathKey);
return QFileInfo(binary).baseName() +
QLatin1Char(' ') + vcsCmd + QLatin1Char(' ') +
QFileInfo(sourceId).fileName();
}
VcsBase::VcsBaseEditorWidget *VcsBaseClient::createVcsEditor(const QString &kind, QString title,
const QString &source, bool setSourceCodec,
const char *registerDynamicProperty,
const QString &dynamicPropertyValue) const
{
VcsBase::VcsBaseEditorWidget *baseEditor = 0;
Core::IEditor *outputEditor = locateEditor(registerDynamicProperty, dynamicPropertyValue);
const QString progressMsg = tr("Working...");
if (outputEditor) {
// Exists already
outputEditor->createNew(progressMsg);
baseEditor = VcsBase::VcsBaseEditorWidget::getVcsBaseEditor(outputEditor);
QTC_ASSERT(baseEditor, return 0);
} else {
outputEditor = Core::EditorManager::openEditorWithContents(Core::Id(kind), &title, progressMsg);
outputEditor->document()->setProperty(registerDynamicProperty, dynamicPropertyValue);
baseEditor = VcsBase::VcsBaseEditorWidget::getVcsBaseEditor(outputEditor);
connect(baseEditor, SIGNAL(annotateRevisionRequested(QString,QString,int)),
this, SLOT(annotateRevision(QString,QString,int)));
QTC_ASSERT(baseEditor, return 0);
baseEditor->setSource(source);
if (setSourceCodec)
baseEditor->setCodec(VcsBase::VcsBaseEditorWidget::getCodec(source));
}
baseEditor->setForceReadOnly(true);
Core::EditorManager::activateEditor(outputEditor, Core::EditorManager::ModeSwitch);
return baseEditor;
}
QProcessEnvironment VcsBaseClient::processEnvironment() const
{
QProcessEnvironment environment = QProcessEnvironment::systemEnvironment();
VcsBase::VcsBasePlugin::setProcessEnvironment(&environment, false);
return environment;
}
Command *VcsBaseClient::createCommand(const QString &workingDirectory,
VcsBase::VcsBaseEditorWidget *editor,
JobOutputBindMode mode)
{
Command *cmd = new Command(d->m_clientSettings->stringValue(VcsBaseClientSettings::binaryPathKey),
workingDirectory, processEnvironment());
cmd->setDefaultTimeout(d->m_clientSettings->intValue(VcsBaseClientSettings::timeoutKey));
if (editor)
d->bindCommandToEditor(cmd, editor);
if (mode == VcsWindowOutputBind) {
if (editor) { // assume that the commands output is the important thing
connect(cmd, SIGNAL(outputData(QByteArray)),
::vcsOutputWindow(), SLOT(appendDataSilently(QByteArray)));
}
else {
connect(cmd, SIGNAL(outputData(QByteArray)),
::vcsOutputWindow(), SLOT(appendData(QByteArray)));
}
}
else if (editor) {
connect(cmd, SIGNAL(outputData(QByteArray)),
editor, SLOT(setPlainTextData(QByteArray)));
}
if (::vcsOutputWindow())
connect(cmd, SIGNAL(errorText(QString)),
::vcsOutputWindow(), SLOT(appendError(QString)));
return cmd;
}
void VcsBaseClient::enqueueJob(Command *cmd, const QStringList &args)
{
const QString binary = QFileInfo(d->m_clientSettings->stringValue(VcsBaseClientSettings::binaryPathKey)).baseName();
::vcsOutputWindow()->appendCommand(cmd->workingDirectory(), binary, args);
cmd->addJob(args);
cmd->execute();
}
void VcsBaseClient::resetCachedVcsInfo(const QString &workingDir)
{
Core::ICore::vcsManager()->resetVersionControlForDirectory(workingDir);
}
} // namespace VcsBase
#include "moc_vcsbaseclient.cpp"